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I am a result-driven Front-end Developer from Astana, Kazakhstan, currently located in Dortmund, Germany, specializing in building scalable web interfaces with React and Next.js. Over the past year, I led frontend initiatives at a SaaS startup, refactoring the frontend from monoliths to layered architecture, and delivering features that improved performance and user experience. I enjoy collaborating with product and design teams, and I continuously improve my tooling with modern state management and UI component libraries. I am fluent in Kazakh and Russian, with strong English for international teams, and I am passionate about writing clean, maintainable code and delivering value to users.…I am a result-driven Front-end Developer from Astana, Kazakhstan, currently located in Dortmund, Germany, specializing in building scalable web interfaces with React and Next.js. Over the past year, I led frontend initiatives at a SaaS startup, refactoring the frontend from monoliths to layered architecture, and delivering features that improved performance and user experience. I enjoy collaborating with product and design teams, and I continuously improve my tooling with modern state management and UI component libraries. I am fluent in Kazakh and Russian, with strong English for international teams, and I am passionate about writing clean, maintainable code and delivering value to users.

Danial Muntinov

Front-End Developer, Full Stack Developer, Web Developer, +2

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I am a result-driven Front-end Developer from Astana, Kazakhstan, currently located in Dortmund, Germany, specializing in building scalable web interfaces with React and Next.js. Over the past year, I led frontend initiatives at a SaaS startup, refactoring the frontend from monoliths to layered architecture, and delivering features that improved performance and user experience. I enjoy collaborating with product and design teams, and I continuously improve my tooling with modern state management and UI component libraries. I am fluent in Kazakh and Russian, with strong English for international teams, and I am passionate about writing clean, maintainable code and delivering value to users.…I am a result-driven Front-end Developer from Astana, Kazakhstan, currently located in Dortmund, Germany, specializing in building scalable web interfaces with React and Next.js. Over the past year, I led frontend initiatives at a SaaS startup, refactoring the frontend from monoliths to layered architecture, and delivering features that improved performance and user experience. I enjoy collaborating with product and design teams, and I continuously improve my tooling with modern state management and UI component libraries. I am fluent in Kazakh and Russian, with strong English for international teams, and I am passionate about writing clean, maintainable code and delivering value to users.

Available to hire

I am a result-driven Front-end Developer from Astana, Kazakhstan, currently located in Dortmund, Germany, specializing in building scalable web interfaces with React and Next.js. Over the past year, I led frontend initiatives at a SaaS startup, refactoring the frontend from monoliths to layered architecture, and delivering features that improved performance and user experience. I enjoy collaborating with product and design teams, and I continuously improve my tooling with modern state management and UI component libraries. I am fluent in Kazakh and Russian, with strong English for international teams, and I am passionate about writing clean, maintainable code and delivering value to users.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Kazakh

Fluent

Russian

Fluent

English

Fluent

Work Experience

Front-end Developer (React / Next.js) at Startup – SaaS product

February 1, 2025 - October 1, 2025

Built and maintained core user-facing modules using Next.js; performed architectural refactoring of the frontend by decomposing monolithic pages into layers following FSD and SOLID principles; improved code readability, scalability, and feature delivery speed. Optimized application performance through lazy loading, component memoization, and render optimizations, reducing unnecessary UI re-renders. Implemented efficient server-state management using TanStack Query (data fetching, caching, synchronization), improving UI responsiveness and data consistency. Introduced a modern global state management approach by migrating to Zustand, simplifying state maintenance and reducing component coupling. Built and extended an internal UI component library by developing reusable components from scratch and customizing Shadcn UI + Tailwind CSS to align with the project’s design system. Improved form UX by integrating React Hook Form and Zod, ensuring strong typing and scalable validation.